@charset "utf-8";
/* CSS Document */

/*--subttl----------------------------------------------------------*/
#subttl_area {
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: 80px 0;
}
#subttl_area h2 {
    color: #fff;
}
#subttl_area h2 span {
    margin-top: 10px;
    display: block;
    font-size: 1rem;
}
#concertinfo #subttl_area {
    background-image: url(../images/concertinfo/concertinfo_ttl_bg.jpg);
}
#archive #subttl_area {
    background-image: url("../images/archive/archive_ttl_bg.jpg");
}
#news #subttl_area {
    background-image: url("../images/news/news_ttl_bg.jpg");
}
#report #subttl_area {
    background-image: url("../images/report/report_ttl_bg.jpg");
}
#contact #subttl_area {
    background-image: url("../images/contact/contact_ttl_bg.jpg");
}
#about_us #subttl_area {
    background-image: url("../images/aboutus/aboutus_ttl_bg.jpg");
}
#privacyporicy #subttl_area {
    background-image: url("../images/privacyporicy/privacyporicy_ttl_bg.jpg");
}

@media (max-width: 768px) {
    #subttl_area {
        padding: 10.667vw 0;
    }
    #subttl_area h2 img {
        height: 2rem;
    }
    #subttl_area h2 span {
        margin-top: 1.333vw;
        font-size: 0.75rem;
    }
}

/*--pankuzu----------------------------------------------------------*/
#pankuzu {
    background-color: #fff;
    padding: 10px 0;
}

.breadcrumb {
    font-size: 0.75rem;
}
.breadcrumb li {
    display: inline;
    line-height: 1.4;
}
.breadcrumb li:after {
    content: ">";
    padding: 0 0.2em;
}
.breadcrumb li:last-child:after {
    content: "";
}

.breadcrumb li a {
    color: #000;
    text-decoration: underline;
}
.breadcrumb li a:hover {
    text-decoration: none;
}
.breadcrumb li:last-child a {
    text-decoration: none;
}

@media (max-width: 768px) {
    .breadcrumb {
        font-size: 0.5rem;
    }
}

/*--sub_contents----------------------------------------------------------*/
.sub_contents {
    padding-top: 75px;
}

.bg_gray {
    background-color: #ebebf5;
}

/*--btn----------------------------------------------------------*/
.black_btn a {
    display: flex;
    align-items: center;
    position: relative;
    padding: 1rem 1.5rem 1rem 1rem;
    width: 320px;
    color: #fff;
    font-size: 1.25rem;
    line-height: 1.2;
    background-color: #000;
}
.black_btn a::after {
    content: "";
    width: 10px;
    height: 10px;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    transform: rotate(135deg);
    position: absolute;
    right: 1.5rem;
    top: calc(50% - 5px);
}

.black_btn.txt_c a {
    margin: 0 auto;
}
.black_btn.right_btn a::after {
    transform: rotate(45deg);
}

.black_line_btn a {
    border: 3px solid #000;
    padding: 1rem;
    font-size: 1.25rem;
    line-height: 1.4;
    font-weight: 700;
    background-color: #fff;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.black_line_btn a:after {
    content: "";
    width: 40px;
    height: 1px;
    background-color: #000;
}

.back_btn {
    display: inline-block;
}

.back_btn a {
    font-size: 1rem;
    line-height: 1;
    position: relative;
    display: flex;
    align-items: center;
}
.back_btn a:before {
    content: "";
    width: 40px;
    height: 1px;
    background-color: #000;
    margin-right: 1rem;
}
.back_btn a:hover {
    text-decoration: underline;
}

.sns_btn_list {
    display: flex;
    padding: 40px 0;
}
.sns_btn_list li {
    margin-left: 10px;
}
.sns_btn_list li:first-of-type {
    margin-left: 0;
}

#news .sns_btn_list {
    border-top: 1px solid #000;
    margin-top: 40px;
}

@media (max-width: 768px) {
    .more_btn a {
        font-size: 0.8rem;
    }
    .more_btn a:after {
        width: 5.333vw;
        margin: 0 0 0 0.5rem;
    }

    .sns_btn_list {
        padding: 5.333vw 0;
    }
    .sns_btn_list li {
        margin-left: 1.333vw;
    }
    #news .sns_btn_list {
        margin-top: 5.333vw;
    }

    .black_btn a {
        width: 70%;
        font-size: 1rem;
        padding: 0.7rem 1.8rem 0.7rem 0.8rem;
    }
    .black_btn a::after {
        width: 8px;
        height: 8px;
        right: 1rem;
    }
}

/*--detail----------------------------------------------------------*/
#article_dtl_wrap {
    padding-top: 30px;
    position: relative;
}

.article_ttl {
    font-weight: 700;
    border-bottom: 1px solid #000;
    font-size: 2rem;
    line-height: 1.2;
    padding: 1rem 0;
    word-break: break-all;
}
.article_subttl {
    font-weight: 700;
    background-color: #000;
    color: #fff;
    font-size: 1.25rem;
    padding: 1rem;
    margin-top: 40px;
}

.article_dtl {
    font-size: 1.125rem;
    line-height: 1.4;
    max-width: 710px;
    width: 100%;
}
.article_dtl_area p {
    margin-top: 30px;
}
.article_dtl_area p small {
    margin-top: 0.875rem;
}
.article_dtl_area p a {
    color: #00b4f0;
    text-decoration: underline;
}
.article_dtl_area img {
    max-width: 100%;
}

/* video */
.article_dtl .video_wrap {
    max-width: 480px;
    width: 100%;
    margin-top: 20px;
}

.article_dtl .video {
    width: 100%;
    position: relative;
    padding-top: 56.25%;
}
.article_dtl .video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* side */
#aside {
    max-width: 320px;
    width: 100%;
    position: absolute;
    right: 0;
    top: 30px;
    max-height: calc(100vh - 30px);
    overflow: auto;
}

#aside.is-end {
    top: auto;
    bottom: 0;
}

.article_dtl_side_btn {
    margin-bottom: 20px;
}
.article_dtl_side_btn li {
    margin-bottom: 1px;
}
.article_dtl_side_btn li.black_btn a {
    width: 100%;
}

@media (max-width: 768px) {
    #article_dtl_wrap {
        padding-top: 4vw;
    }
    .article_ttl {
        font-size: 1.25rem;
        padding: 0.8rem 0;
        word-break: break-all;
    }
    .article_subttl {
        font-size: 1rem;
        margin-top: 5.333vw;
    }
    .article_dtl {
        margin-top: 45vw;
        font-size: 1rem;
        line-height: 1.4;
    }
    #news .article_dtl {
        margin-top: 20vw;
    }

    .article_dtl_area p {
        margin-top: 4vw;
    }
    .article_dtl .video_wrap {
        max-width: 100%;
        margin-top: 2.667vw;
    }

    #aside {
        max-width: 96%;
        margin: 0 2%;
    }
    .article_dtl_side_btn {
        margin-bottom: 2.667vw;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .article_dtl_side_btn li {
        width: 50%;
    }
    .article_dtl_side_btn li:nth-of-type(2n) {
        border-left: #fff 1px solid;
    }
    .article_dtl_side_btn li.black_btn a {
        font-size: 0.8rem;
    }

    .article_dtl_side .black_line_btn a {
        border: 2px solid #000;
        padding: 0.5rem;
        font-size: 0.8rem;
    }
    .black_line_btn a:after {
        width: 5.333vw;
    }
}

/*--アコーディオン----------------------------------------------------------*/
summary {
    display: block;
}
summary::-webkit-details-marker {
    display: none;
}

.js-details {
    margin-top: 40px;
}

.summary_inner {
    cursor: pointer;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    background-color: #000;
    color: #fff;
    font-size: 1.25rem;
    padding: 1rem 1.5rem 1rem 1rem;
}

.accordion_icon {
    content: "";
    display: block;
    width: 10px;
    height: 10px;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    transform: rotate(135deg);
    transform-origin: center 43%;
    transition: transform 0.4s;
}

details.is-opened .accordion_icon {
    transform: rotate(-45deg);
}

.accordion_inner {
    max-width: 720px;
    width: 100%;
}
.accordion_item {
    padding: 20px 0;
    border-bottom: 1px solid #000;
    display: flex;
    justify-content: space-between;
}
.accordion_item_img {
    width: 40%;
}
.accordion_item_img h4 {
    font-weight: 700;
    font-size: 1.5rem;
    margin-top: 20px;
    line-height: 1;
}

.accordion_item_txt {
    width: calc(100% - 43%);
}

@media (max-width: 768px) {
    .js-details {
        margin-top: 5.333vw;
    }
    .summary_inner {
        font-size: 1rem;
    }
    .accordion_icon {
        width: 8px;
        height: 8px;
        right: 1rem;
    }

    .accordion_item {
        padding: 5.333vw 0;
        flex-direction: column;
    }
    .accordion_item_img {
        width: 100%;
        text-align: center;
    }
    .accordion_item_img h4 {
        font-size: 1.125rem;
        margin-top: 2.667vw;
    }
    .accordion_item_txt {
        width: 100%;
        margin-top: 2.667vw;
    }
}

/*--ページャー----------------------------------------------------------*/
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 40px;
}
.pagination li {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    font-size: 1.25rem;
    color: #787878;
    transition: all 0.15s linear;
    width: 30px;
    height: 30px;
}
.pagination li a {
    text-decoration: underline;
    color: #000;
}
.pagination li a.is_active {
    pointer-events: none;
    text-decoration: none;
    color: #787878;
}
.pagination-Item-Link:not(.isActive):hover {
    opacity: 0.5;
}

@media (max-width: 768px) {
    .pagination {
        margin-top: 5.333vw;
    }
    .pagination li {
        font-size: 1rem;
        width: 4vw;
        height: 4vw;
    }
}

/*--category----------------------------------------------------------*/
.category_ttl {
    font-weight: 700;
    font-size: 1rem;
}

.category_list {
    display: flex;
    flex-wrap: wrap;
    font-size: 0.875rem;
    margin-top: 15px;
}
.category_list li {
    border-right: 1px solid #000;
    margin-top: 5px;
    padding: 0 20px;
}
.category_list li:first-of-type {
    border-left: 1px solid #000;
}
.category_list li a {
    color: #000;
}

@media (max-width: 768px) {
    .category_ttl {
        font-size: 0.8rem;
    }
    .category_list {
        font-size: 0.8125rem;
        margin-top: 2vw;
    }
    .category_list li {
        margin-top: 0.667vw;
        padding: 0 2.667vw;
    }
}

/*--aboutus, privacy----------------------------------------------------------*/
.black_btn.flex_wrap a {
    margin-right: 40px;
}
.black_btn.flex_wrap a:last-of-type {
    margin-right: 0;
}

.other_ttl {
    font-size: 1.75rem;
    font-weight: 700;
    border-bottom: 1px solid #000;
    padding: 80px 0 10px;
    line-height: 1.2;
}

.other_txt {
    font-size: 1.125rem;
    margin-top: 30px;
    line-height: 1.4;
}
.other_txt:first-of-type {
    margin-top: 10px;
}

.about_list {
    display: flex;
    flex-wrap: wrap;
    border-bottom: 1px solid #000;
    font-size: 1.125rem;
    line-height: 1.4;
}
.about_list dt {
    font-weight: normal;
    width: 7rem;
    padding: 1rem 0;
    border-bottom: 1px solid #c8c8d0;
}
.about_list dd {
    width: calc(100% - 7rem);
    border-bottom: 1px solid #c8c8d0;
    padding: 1rem 0;
}
.about_list dt:last-of-type,
.about_list dd:last-of-type {
    border-bottom: none;
}

.about_list dd a {
    text-decoration: underline;
    color: #000;
}

.about_list dd ul {
    margin-left: 1rem;
}

.privacy_list {
    font-size: 1.125rem;
    line-height: 1.4;
}
.privacy_list dt {
    margin-top: 30px;
}
.privacy_list dt:first-of-type {
    margin-top: 10px;
}

@media (max-width: 768px) {
    .black_btn.flex_wrap a {
        margin-right: 5.333vw;
    }
    .other_ttl {
        font-size: 1.25rem;
        padding: 12vw 0 1.333vw;
    }
    .other_txt {
        font-size: 1rem;
        margin-top: 4vw;
    }
    .other_txt:first-of-type {
        margin-top: 1.333vw;
    }
    .about_list,
    .privacy_list {
        font-size: 1rem;
    }
    .privacy_list dt {
        margin-top: 4vw;
    }
    .privacy_list dt:first-of-type {
        margin-top: 1.333vw;
    }
}